Base | Representation |
---|---|
bin | 10100011000010111… |
… | …100011001100101011 |
3 | 2002111002222021022111 |
4 | 110120113203030223 |
5 | 324304204210042 |
6 | 14015254503151 |
7 | 1403204032123 |
oct | 243027431453 |
9 | 62432867274 |
10 | 21883663147 |
11 | 930a837025 |
12 | 42a8964ab7 |
13 | 20a9a0b508 |
14 | 10b8539c83 |
15 | 8812ed517 |
hex | 5185e332b |
21883663147 has 8 divisors (see below), whose sum is σ = 22148904960. Its totient is φ = 21619436520.
The previous prime is 21883663129. The next prime is 21883663181. The reversal of 21883663147 is 74136638812.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 21883663147 - 231 = 19736179499 is a prime.
It is a super-3 number, since 3×218836631473 (a number of 32 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 21883663147.
It is not an unprimeable number, because it can be changed into a prime (21883663247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210379 + ... + 296692.
It is an arithmetic number, because the mean of its divisors is an integer number (2768613120).
Almost surely, 221883663147 is an apocalyptic number.
21883663147 is a deficient number, since it is larger than the sum of its proper divisors (265241813).
21883663147 is a wasteful number, since it uses less digits than its factorization.
21883663147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 507593.
The product of its digits is 1161216, while the sum is 49.
The spelling of 21883663147 in words is "twenty-one billion, eight hundred eighty-three million, six hundred sixty-three thousand, one hundred forty-seven".
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